package com.itheima.reggie.common;

import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.reflection.MetaObject;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;

/**
 * @version 1.0
 * @Author 杨旭康
 * @Date 2022/11/2 9:52
 * @question: 自定义元数据对象处理器===>>Mp提供的自动填充功能
 */

@Component
@Slf4j
public class MyMetaObjectHandler implements MetaObjectHandler {

    /**
     * 自动填充
     * @param metaObject
     */
    @Override
    public void insertFill(MetaObject metaObject) {

        log.info("自动填充[insert]...");
        log.info(metaObject.toString());

        metaObject.setValue("createTime", LocalDateTime.now());
        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("createUser", BaseContext.getCurrentId());
        metaObject.setValue("updateUser", BaseContext.getCurrentId());

    }

    /**
     * 修改
     * @param metaObject
     */
    @Override
    public void updateFill(MetaObject metaObject) {

        log.info("自动填充[update]...");
        log.info(metaObject.toString());
        metaObject.setValue("updateTime", LocalDateTime.now());
        metaObject.setValue("updateUser", BaseContext.getCurrentId());

    }


}
